whitequark[cis]: > <@whitequark:matrix.org> try this diff:
> 
> ```diff
> diff --git a/software/glasgow/platform/generic.py b/software/glasgow/platform/generic.py
> index cf9bbc69..190dba0e 100644
> --- a/software/glasgow/platform/generic.py
> +++ b/software/glasgow/platform/generic.py
> @@ -77,13 +77,14 @@ class GlasgowGenericPlatform:
>              # If necessary (on revC+), create another buffer driving `oe_port` while being careful
>              # to match the latency of `io_port`.
>              if buffer.port.oe_port is not None:
> +                oe_wide = buffer.oe.replicate(len(buffer.port.oe_port))
>                  m.submodules.oe = oe_buffer = type(buffer)("o", buffer.port.oe_port,
>                                                             **o_domain_kwarg)
>                  if buffer.direction in (io.Direction.Output, io.Direction.Bidir):
>                      if isinstance(buffer, (io.Buffer, io.FFBuffer)):
> -                        m.d.comb += oe_buffer.o.eq(buffer.oe)
> +                        m.d.comb += oe_buffer.o.eq(oe_wide)
>                      elif isinstance(buffer, io.DDRBuffer):
> -                        m.d.comb += oe_buffer.o.eq(buffer.oe.replicate(2))
> +                        m.d.comb += oe_buffer.o.eq(oe_wide.replicate(2))
>                      else:
>                          raise TypeError(f"I/O buffer {buffer!r} is not supported")
>              return m
> 
> ```

works!